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Biomedical subjects

H Heuser

Publications and source records attributed to H Heuser.

At least 19 recordsLinked to original sources

[Evaluation of PC-based radiologic diagnosis workstations].

PURPOSE: Evaluation of PC based Radiology Diagnostic Workstations performed by medical users using detailed lists of functional requirements. MATERIAL AND METHODS: During February 1999 and September 1999 medical users at the hospital Dresden-Friedrichstadt Germany had tested 7 types of radiology diagnostic workstations. Two types of test methods were used: In test type 1 ergonomic and handling functions were evaluated impartial according to 78 selected user requirements. In test type 2 radiologists and radiographers (3 + 4) performed 23 work flow steps with a subjectively evaluation. RESULTS: By using a progressive rating no product could fully meet the user requirements. As a result of the summary evaluation for test 1 and test 2 the following compliance rating was calculated for the different products: Rad Works (66%), Magic View (63%), ID-Report (58%), Impax 3000 (53%), Medical Workstation (52%), Pathspeed (46%) and Autorad (39%). CONCLUSIONS: As a basis for a purchasing decision a detailed functional specification an importance rating is required. Especially industrial development effort for improving the workstations is required for DICOM Supplements 33, image printing, integration teleradiology functions for compatible interoperability between different workstations, support for classroom demonstrations, system administration and data security.

Computer Communication Networks↗

[Electromechanical registration of the resting behavior of fattening pigs].

The resting behaviour of four weanling pigs has been continuously recorded by an electromechanical apparatus for 8 weeks. The duration of different postures: standing, ventral recumbency, lateral recumbency and frequency of standing periods were recorded as influenced by different environmental factors. 1. Floor with and without bedding at 21 degrees C. 2. Floor without bedding at 27 degrees C environmental temperature. 3. Feeding once daily versus twice. Duration of recumbency periods was increases at 21 degrees C if bedding was provided. This also improved daily gain. At elevated environmental temperatures the animals preferred the lying posture on concrete floor. Feeding twice increased the duration of recumbency. The same was the case as the animals grew older. Disturbance by caretaking activities in neighbouring dens increased the duration of standing.

Animals↗